578773073 has 2 divisors, whose sum is σ = 578773074. Its totient is φ = 578773072.

The previous prime is 578773033. The next prime is 578773093. The reversal of 578773073 is 370377875.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 494261824 + 84511249 = 22232^2 + 9193^2 .

It is a cyclic number.

It is not a de Polignac number, because 578773073 - 2⁶ = 578773009 is a prime.

It is not a weakly prime, because it can be changed into another prime (578773033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 289386536 + 289386537.

It is an arithmetic number, because the mean of its divisors is an integer number (289386537).

Almost surely, 2^578773073 is an apocalyptic number.

It is an amenable number.

578773073 is a deficient number, since it is larger than the sum of its proper divisors (1).

578773073 is an equidigital number, since it uses as much as digits as its factorization.

578773073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864360, while the sum is 47.

The square root of 578773073 is about 24057.7029867774. The cubic root of 578773073 is about 833.3666292652.

The spelling of 578773073 in words is "five hundred seventy-eight million, seven hundred seventy-three thousand, seventy-three".